#include<stdio.h>

int main(){
    int a,b;
    int max =0;
    printf("please input two int:");
    scanf("%d , %d", &a, &b);
    if(a>=b){
        max = a;
    }else{
        max = b;
    }
    printf("The bigger one is :%d",max);
    return 0;
}